Home / 193,087.80-266,446.62-108,188.46

Finding the Fourth Proportional to 193,087.80, 266,446.62 and 108,188.46

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Solution

The fourth proportional to 193,087.80, 266,446.62 and 108,188.46 is: 149,291.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,087.80 : 266,446.62 = 108,188.46 : x
  2. Step 2: Convert to fraction form
    193,087.80/266,446.62 = 108,188.46/x
  3. Step 3: Cross multiply
    193,087.80x = 266,446.62 × 108,188.46
  4. Step 4: Simplify right side
    193,087.80x = 28,826,449,490.01
  5. Step 5: Solve for x
    x = 28,826,449,490.01/193,087.80
  6. Step 6: Final answer
    x = 149,291.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.